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The Arthropod Story Table of Contents   

Is Opabinia an arthropod?

Take a good look at the fossil and reconstruction of Opabinia. Then compare what you see to the arthropod checklist below.

Click on the magnifying glasses to look closer.

Does it look like Opabinia inherited all of the characters of an arthropod?

arthropod characters

Based on the available evidence, is Opabinia part of the arthropod lineage?
Yes    No

Opabinia fossil photo by Chip Clark, Museum of Natural History, Smithsonian Institution